Lollapalooza returns to Grant Park Aug. 1-3. Chicago Tribune's Greg Kot reported last week that Eminem, Skrillex, Kings of Leon and Arctic Monkeys will be among the headliners. More than 100 bands and artisits will perform on eight stages this year.

Additional headliners and the complete line up will be announced later this week. Single-day passes will go on sale at 10 a.m. Wednesday.